The Logitech MX Revolution M-RBQ124 is an ergonomic wireless laser mouse designed for comfort and precision. With its sleek black design and advanced features like grip, ergonomic design, scroll wheel, and 4-way scrolling, this mouse is perfect for navigating through your computer tasks with ease. The mouse is equipped with laser tracking technology for accurate cursor movement, 5 buttons for customizable functionality, and wireless connectivity for convenient use without the hassle of cords. Although this product does not come with a charger included, it is compatible with Bluetooth and USB for added versatility. NO DONGLE